As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
SHORTLY AFTER TAKEOFF THE CREW REPORTED A SLAT FAIL MESSAGE. DUE TO ALTITUDE AND SPEED LIMITATIONS WITH SLAT EXTENDED THE FLIGHT WAS UNABLE TO CONTINUE TO DESTINATION AND MADE A DIVERSION. FOUND DRIVE SHAFT DISCONNECTED AT NR 1 LT SLAT ACTUATOR. SHAFT RECONNECTED. SLAT CTL SYST OPERATION CHECKED AND ELECTRICAL RIGGING CARRIED OUT. TASK 27-80-00-71 0-801 AND 27-80-00-820-802.